Hebius taronensis (SMITH, 1940)
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Higher Taxa | Colubridae (Natricinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) |
Subspecies | |
Common Names | E: Kachin Keelback, Taron Keelback |
Synonym | Natrix venningi taronensis SMITH 1940: 482 Natrix venningi taronensis SMITH 1943: 286 Amphiesma venningi taronensis — CAPTAIN & BHATT 2002: 354 Amphiesma venningi taronensis — WELCH 1988: 34 Amphiesma venningi taronensis — ZHAO 2006: 175 Amphiesma venningi taronensis — SHARMA 2007: 208 Paranatrix venningi taronenis — MAHENDRA 1984: 245 Amphiesma taronense — DAS 2010 Amphiesma taronense — WALLACH et al. 2014: 34 Amphiesma taronensis IUCN 2013 Hebius taronense — REN et al. 2018 Hebius taronensis — DAVID et al. 2021 |
Distribution | Myanmar (N Kachin State), India (Arunachal Pradesh) Type locality: Pangnamdim (27° 42’ N, 97° 54’ E), and Aliwang, Taron Valley (27° 42’ N, 98° 08’ E), places north-east of Fort Hertz, Upper Burma. |
Reproduction | |
Types | Holotype: BMNH 1940.6.1.93, male |
Diagnosis | Diagnosis: A moderately sized species of the genus Hebius characterized by the combination of (1) 17(18)-17-17 dorsal scale rows, moderately keeled at midbody, strongly keeled posteriorly but 1st DSR smooth; (2) dorsal scales around the base of the tail very strongly keeled; (3) head moderately distinct from the neck; (4) eye average; (5) maxillary teeth 28–32, the last two moderately enlarged; (6) tail moderately long, with a ratio TaL/TL < 0.29; (7) VEN 158–176; (8) SC 92–104; (9) prefrontal scales 2; (10) 3 postoculars in all examined specimens; (11) anterior temporal more or less hexagonal, narrowing posteriorly; (12) venter both pale and dark, i.e., with a pale background on its anterior part, up to the third or half of the body, with the anterior half of each ventral typically brown or blackish-brown, producing a mottled pattern of irregular dark crossbands, sometimes reduced to one or two dark blotches on some ventrals; on its posterior part, the venter is nearly uniformly very dark ochre-brown, dark brown or blackish-brown; (13) dorsum and sides of body dark, i.e. brown, dark greyish-brown, dark brown and blackish-brown; (14) dorsal pattern made of faint, irregular pale blotches mixed with diffuse, squarish dark brown blotches forming a complex variegated or reticulate pattern, not distinctly chequered; (15) on each side, a series of small, elongate, dorsolateral blotches, pale yellowish-brown or ochre-brown (vividly colored in bright orange-yellow or bright yellow in life); (16) usually no clearly defined postocular streak; and (17) irregular yellowish-brown or yellow-ochre streaks or a faint blotch on the neck (David et al. 2021). Additional details (1346 characters) are available for collaborators and contributors. Please contact us for details. |
Comment | Synonymy: partly after David et al. 2021. |
Etymology | Named after the type locality. |
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